Question

If one of the zeroes of the quadratic ploynomials (k-1) x2+kx+1 is 3 then find the value of k

Answer 1

Answer :-

Given that,

one zero is equal to 3

Putting, 3 in eq. we get results as 0.

Therefore,

(K-1)*9+k*3+1=0

9k-9+3k+1=0

12k=8

K=2/3

Hope this will help you.